[Pain perception, mechanisms of action of local anesthetics and possible causes of failure].

Abstract

First, the fundamentals of impulse transmission and pain perception are revised. The role of the primary afferent nociceptors is explained. Dental pain is described as a form of acute pain and the mechanism of nociception is fundamental. Peripheral and central sensitization can evolve. The second part covers the pharmacological aspects. Local anesthetics… (More)

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